The Yamaha rider, who won the season-opening Qatar MotoGP, pipped compatriot Dani Pedrosa on a Honda while 2006 world champion Nicky Hayden (Ducati) was third fastest. Lorenzo and Pedrosa swapped fastest times in a thrilling duel and were the only two riders to go under 1min 40sec.
SRK-Gauri anniversary: B-Town stars and their non-filmi better halves
Birthday special: Popular mothers and daughters in Bollywood
Spotted: 'Kaabil' star Hrithik Roshan with dad Rakesh Roshan
'Rock On 2' trailer launch: Farhan, Shraddha enthrall audience with live gig
Photos: Deepika Padukone, Sushmita Sen with daughters at Mumbai airport